<meta charset="UTF-8">

<select>
    <script>
	var n=["鼠","牛","虎","兔","龙","蛇","马","羊","猴","鸡","狗","猪"];
        for(var i=0;i<=11;i++){
            document.write("<option>"+n[i]+"</option>");
        }
    </script>
</select>
